CN220642224U - Lifting appliance suitable for heavy speed reducer shell - Google Patents
Lifting appliance suitable for heavy speed reducer shell Download PDFInfo
- Publication number
- CN220642224U CN220642224U CN202322284726.XU CN202322284726U CN220642224U CN 220642224 U CN220642224 U CN 220642224U CN 202322284726 U CN202322284726 U CN 202322284726U CN 220642224 U CN220642224 U CN 220642224U
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- heavy
- duty
- hanging
- connecting plate
- mounting plate
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 6
- 238000010297 mechanical methods and process Methods 0.000 abstract description 2
- 230000005226 mechanical processes and functions Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
Abstract
The utility model relates to the technical field of mechanical process equipment, and provides a lifting appliance suitable for a heavy-duty reducer shell, which comprises an elastic mechanism and a hanging mechanism; the hanging mechanism comprises a connecting plate, a hanging pin and a baffle plate; the bottom of the connecting plate is provided with a through hole which is matched with the lifting hole of the heavy-duty reducer shell, and the hanging pin is used for penetrating the lifting hole and the through hole; the baffle is arranged on the connecting plate in a sliding manner and is used for being clamped with the hanging pin; one end of the elastic mechanism is used for being connected with a crane hook, and the other end of the elastic mechanism is connected with the top of the connecting plate. The speed reducer shell lifting tool is matched with the reserved elastic mechanism and the hanging pin mechanism, so that the speed reducer shell is accurately positioned and precisely assembled during clamping, the abrasion degree of the positioning pin is greatly reduced, the falling risk during clamping is reduced, and the operation safety is ensured.
Description
Technical Field
The utility model relates to the technical field of mechanical process equipment, in particular to a lifting appliance suitable for a heavy-duty reducer shell.
Background
The performance and reliability of a retarder, which is an important transmission in a motor vehicle, plays a critical role in the operation of the entire motor vehicle. In the assembly process of the speed reducer, the hoisting and the installation of the heavy-duty speed reducer shell are important links. However, because the heavy-duty reducer shell is generally heavy and complex in shape, the conventional lifting appliance is difficult to meet the use requirement, and the problems of unstable gravity center, shell collision and the like easily occur, so that the operation difficulty and risk are increased.
The speed reducer shell is an important part in a commercial vehicle axle, belongs to shell parts, is made of cast iron, and has the characteristics of complex processing technology, high requirement on dimensional processing precision and the like. And when the part is clamped, the flange surface and the positioning pin hole are utilized for positioning. However, in practical application, the following problems exist in hoisting by adopting a traditional sling:
1. when the heavy-duty reducer shell is clamped and positioned, the travel of the portable crane is difficult to accurately control, so that the clamping is difficult, and the clamping efficiency is low;
2. the part positioning pin hole and the clamp positioning pin are pre-tensioned after being matched, and the pre-tensioned stroke is too large to damage the positioning pin, so that the problems of shortened service life, positioning reference deviation and the like caused by continuous abrasion of the positioning pin are solved;
3. during transportation, the flange surface of the heavy-duty speed reducer shell on the material rack is horizontally oriented to the ground, and the flange surface on the clamp is in a vertical state with the ground. When in hoisting, the gesture changes, and the risk of falling exists;
based on the above drawbacks, the present utility model therefore proposes a spreader suitable for heavy-duty reducer housings.
Disclosure of Invention
Based on the expression, the utility model provides a lifting appliance suitable for a heavy-duty reducer shell, which can be used together with a light lifting appliance to solve the technical problems that in the prior art, the precise control is difficult during the clamping of the reducer shell, a positioning pin is easy to damage during the clamping, and the lifting appliance possibly falls off during the lifting.
The technical scheme for solving the technical problems is as follows:
a lifting appliance suitable for a heavy-duty reducer shell comprises an elastic mechanism and a hanging mechanism;
the hanging mechanism comprises a connecting plate, a hanging pin and a baffle plate; the bottom of the connecting plate is provided with a through hole which is matched with a lifting hole of the heavy-duty speed reducer shell, and the hanging pin is used for penetrating the lifting hole and the through hole; the baffle is arranged on the connecting plate in a sliding manner and is used for being clamped with the hanging pin;
one end of the elastic mechanism is used for being connected with a crane hook, and the other end of the elastic mechanism is connected with the top of the connecting plate.
Based on the technical scheme, the utility model can also be improved as follows:
further, the baffle is provided with a first connecting part and a second connecting part;
the second connecting portion is connected with the first connecting portion in a bending mode, the first connecting portion is connected with the connecting plate in a sliding mode, and the second connecting portion faces the hanging pin.
Further, a groove is formed in the bottom of the second connecting portion;
the size of the groove is matched with the outer diameter of the hanging pin, and the groove is clamped with the hanging pin during hoisting.
Further, the elastic mechanism comprises an elastic piece, a first mounting plate and a second mounting plate;
the elastic piece is arranged between the first mounting plate and the second mounting plate along the vertical direction;
the first mounting plate is used for being connected with the crane hook;
the second mounting plate is connected with the top of the connecting plate.
Further, the elastic pieces are multiple;
the elastic pieces are arranged between the first mounting plate and the second mounting plate in parallel at intervals.
Further, the elastic member is provided as a spring.
Further, the lifting appliance further comprises a chain;
the chain is arranged between the second mounting plate and the connecting plate.
Further, the chain is provided as an iron chain.
Further, the lifting appliance further comprises a lifting ring;
the lifting ring is connected to the top of the elastic mechanism, and the elastic mechanism is connected with the crane hook through the lifting ring.
Further, the hanging ring is arranged as an iron ring.
The lifting appliance suitable for the heavy-duty speed reducer shell provided by the utility model ensures that the speed reducer shell is accurately positioned and precisely assembled during clamping through the matching of the elastic mechanism and the hanging mechanism. The elastic mechanism reduces the gravity and the tensile force applied to the positioning pin in the assembly process, and greatly reduces the abrasion degree of the positioning pin during each clamping. The accurate cooperation between the mechanisms also greatly reduces the risk of falling off of the reducer shell during clamping, and ensures the safety of operation.
Drawings
Fig. 1 is a front view block diagram of a lifting appliance suitable for a heavy-duty reducer casing according to an embodiment of the present utility model;
fig. 2 is a side view block diagram of a lifting appliance applicable to a heavy-duty reducer casing according to an embodiment of the present utility model;
fig. 3 is a front view of a lifting appliance in a working state suitable for a heavy-duty reducer casing according to an embodiment of the present utility model;
fig. 4 is a side view of a lifting appliance in operation suitable for a heavy-duty reducer housing according to an embodiment of the present utility model;
in the drawings, the list of components represented by the various numbers is as follows:
1. an elastic mechanism; 11. a first mounting plate; 12. an elastic member; 13. a second mounting plate;
2. a hanging mechanism; 21. a connecting plate; 22. a baffle; 221. a first connection portion; 222. a second connecting portion; 223. a groove; 23. a hanging pin;
3. a hanging ring;
4. and (3) a chain.
Detailed Description
In order to facilitate an understanding of the present application, a more complete description of the present application will now be provided with reference to the relevant figures. Examples of the present application are given in the accompanying drawings. This application may, however, be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
Referring to fig. 1, the embodiment of the utility model provides a lifting appliance suitable for a heavy-duty reducer shell, which comprises an elastic mechanism 1 and a hanging mechanism 2; the hanging mechanism 2 comprises a connecting plate 21, a baffle 22 and a hanging pin 23; the bottom of the connecting plate 21 is provided with a through hole which can be matched with the lifting hole of the heavy-duty reducer shell, and the hanging pin 23 is used for penetrating the lifting hole and the through hole; the baffle 22 is arranged on the connecting plate 21 in a sliding way, and the baffle 22 is clamped with the hanging pin 23; the upper end of the elastic mechanism 1 is connected with a crane hook, and the lower end is connected with the top of the connecting plate 21.
In this embodiment, the upper end of the elastic mechanism 1 is directly connected with the portable crane or the overhead crane hook, the lower end is connected with the top of the connecting plate 21 of the hanging mechanism 2, and the elastic mechanism 1 is generally made of metal or organic material, preferably spring steel or rubber.
Compared with the traditional lifting appliance, when the elastic mechanism 1 is erected, each part of the lifting appliance is stressed by not a direct rigid force but an elastic flexible force, and meanwhile, the gravity and stress stressed by the positioning pin after being matched with the clamp are reduced, so that the continuous abrasion of the positioning pin is reduced in the pre-tensioning process.
The connecting plate 21, the baffle 22 and the hanging pin 23 are made of metal, preferably alloy; the connecting plate 21 is mainly used for providing a physical space for clamping the heavy-duty reducer shell for the hanging mechanism, and is preferably a vertical plate; the bottom of the connecting plate 21 is provided with a through hole which can be matched with the hoisting holes on various heavy-duty reducer shells, and is preferably a round or oval hole; the hanging pin 23 is penetrated through the hanging hole and the through hole, preferably a metal cylinder, the hanging pin 23 can be directly contacted with the inner wall of the hole in the two holes, preferably two to three layers of gaskets are arranged between the hanging pin 23 and the inner wall of the hole, and the gaskets can increase the adaptation degree of the through hole and reduce the abrasion condition of the direct contact between the through hole and the hanging pin 23.
The baffle 22 can slide on the connecting plate 21 and can be clamped with the hanging pin 23 only under the action of gravity, and before the heavy-duty reducer shell is lifted, as shown in fig. 2, the baffle 22 slides off the hanging pin 23 on the connecting plate 21, so that the heavy-duty reducer shell can be closely placed on the connecting plate 21, and meanwhile, the hanging pin 23 passes through the through hole and the hanging hole of the heavy-duty reducer shell, so that the heavy-duty reducer shell is preliminarily fixed on the hanging mechanism; the hanging mechanism further fixes the heavy-duty reducer shell, as shown in fig. 4, the baffle 22 moves vertically downwards on the connecting plate 21 due to gravity until the heavy-duty reducer shell is encountered, and at this time, the baffle 22 is clamped with the hanging pin 23 in a clamping manner including but not limited to threads and mortise and tenon joints; at the moment, the heavy-duty reducer shell is further fixed, the heavy-duty reducer shell is precisely clamped and tightly fixed, and the risk that the heavy-duty reducer shell falls off in the pre-tensioning process is reduced.
Further, on the basis of the above embodiment, the baffle 22 is provided with the first connecting portion 221 and the second connecting portion 222; the second connecting portion 222 is bent and connected with the first connecting portion 221, the bent portion may be a right angle or a round angle, in this embodiment, the second connecting portion 222 is connected with the first connecting portion 221 vertically in an L shape, the first connecting portion 221 is slidably connected with the connecting plate 21, and the second connecting portion 222 is disposed towards the hanging pin 23; the bottom of the second connecting portion 222 is provided with a groove 223, and the groove 223 may be U-shaped, V-shaped or J-shaped, and in this embodiment, a U-shape is selected; the size of the groove 223 is matched with the outer diameter of the hanging pin 23, and when the hanging pin 23 is hung, the groove 223 is clamped with the hanging pin 23, and the groove 223 can be slightly larger than the hanging pin 23, so that the hanging pin 23 with different sizes is suitable.
As shown in fig. 3, when the lifting appliance works, the first connecting part 221 contacts with the upper part of the heavy-duty speed reducer shell, the second connecting part 222 contacts with the side edge of the heavy-duty speed reducer shell, the connecting plate 21 contacts with the other side edge of the heavy-duty speed reducer shell, the hanging pin 23 passes through the through hole on the connecting plate 21 and the hanging hole and the groove 223 on the heavy-duty speed reducer shell, and the three parts are on the same axis, at this time, the heavy-duty speed reducer shell is accurately and stably fixed on the hanging mechanism 2, three sides are attached, and one hole is clamped, so that the heavy-duty speed reducer shell is accurately and stably fixed on the hanging mechanism, and the shaking and falling of the speed reducer shell in the running process of the lifting appliance are avoided; two to three gaskets can be arranged at the joint when the groove 223 is clamped with the hanging pin 23, so that the mechanical abrasion is reduced.
Further, the elastic mechanism 1 includes an elastic member 12, a first mounting plate 11, and a second mounting plate 13; the elastic piece 12 is arranged between the first mounting plate 11 and the second mounting plate 13 along the vertical direction, the elastic piece 12 can be a spring or a corrugated pipe, and the material can be metal or rubber; the first mounting plate 11 is used for being connected with a crane hook, so that the problem that the elastic piece 12 is inconvenient to be directly connected with the crane hook is avoided; the second mounting plate 13 is connected to the top of the connection plate 21, thereby connecting the elastic mechanism 1 and the hanging mechanism 2.
The elastic pieces 12 may be multiple, and the multiple elastic pieces are arranged between the first mounting plate and the second mounting plate in parallel at intervals, when the multiple elastic pieces are provided, the first mounting plate 11 and the second mounting plate 13 may fix the elastic pieces 12, so as to prevent the elastic pieces 12 from shifting and overturning, and simultaneously, the stress points may be concentrated into a point to be connected with a crane hook or a hanging mechanism, which is a hanger of three elastic pieces 12 in this embodiment.
On the basis of the above embodiment, further, the elastic member 12 is provided as a spring, which may be a spiral spring, a plate spring, or a special-shaped spring, and the material may be metal or rubber, and the length, the deformation amount, and the tension of the spring may be flexibly set according to the weight of the reducer casing, the size of the field, and the clamping travel, and in this embodiment, the deformation amount of the spring is 150mm.
On the basis of the above embodiment, further, the spreader further comprises a chain 4; the chain 4 is arranged between the second mounting plate 13 and the connecting plate 21, preferably an iron chain, when the length of the elastic mechanism 1 is fixed, and the required length of clamping is longer, the length of the whole lifting appliance can be increased by the chain 4, the accurate clamping of the heavy-duty reducer shell is ensured, meanwhile, the chain 4 is also connected with the elastic mechanism 1 and the hanging mechanism 2, so that the elastic mechanism 1 and the hanging mechanism are organically combined into the whole lifting appliance, the length of the chain 4 can be adjusted by the number of links, and in the embodiment, the chain 4 of three links.
On the basis of the embodiment, the lifting appliance further comprises a lifting ring 3; the hanging ring 3 is connected to the top of the elastic mechanism 1, and the elastic mechanism 1 is connected with a crane hook through the hanging ring 3, preferably an iron ring; the lifting ring 3 is connected with the elastic mechanism 1 and the crane lifting hook, so that the length of the whole lifting appliance is increased, and meanwhile, crane lifting hooks of different types can be connected, and the discomfort that the elastic mechanism 1 is directly connected with the crane lifting hook is avoided.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. A spreader for a heavy-duty reducer housing, comprising: an elastic mechanism and a hanging mechanism;
the hanging mechanism comprises a connecting plate, a hanging pin and a baffle plate; the bottom of the connecting plate is provided with a through hole which is matched with a lifting hole of the heavy-duty speed reducer shell, and the hanging pin is used for penetrating the lifting hole and the through hole; the baffle is arranged on the connecting plate in a sliding manner and is used for being clamped with the hanging pin;
one end of the elastic mechanism is used for being connected with a crane hook, and the other end of the elastic mechanism is connected with the top of the connecting plate.
2. The spreader for a heavy-duty reducer casing according to claim 1, wherein the baffle is provided with a first connection portion and a second connection portion;
the second connecting portion is connected with the first connecting portion in a bending mode, the first connecting portion is connected with the connecting plate in a sliding mode, and the second connecting portion faces the hanging pin.
3. The spreader for heavy-duty decelerator casings according to claim 2, wherein the bottom of the second connection part is provided with a groove;
the size of the groove is matched with the outer diameter of the hanging pin, and the groove is clamped with the hanging pin during hoisting.
4. The spreader for a heavy-duty reducer housing of claim 1, wherein said elastic mechanism comprises an elastic member, a first mounting plate, and a second mounting plate;
the elastic piece is arranged between the first mounting plate and the second mounting plate along the vertical direction;
the first mounting plate is used for being connected with the crane hook;
the second mounting plate is connected with the top of the connecting plate.
5. The spreader for a heavy-duty reducer casing of claim 4, wherein said elastic member is a plurality of;
the elastic pieces are arranged between the first mounting plate and the second mounting plate in parallel at intervals.
6. The spreader for a heavy-duty gear housing according to claim 4, wherein the resilient member is provided as a spring.
7. The spreader for a heavy duty reducer housing of claim 4, further comprising a chain;
the chain is arranged between the second mounting plate and the connecting plate.
8. The spreader for a heavy-duty gear housing according to claim 7, wherein the chain is provided as an iron chain.
9. The spreader for a heavy duty reducer housing of claim 1, further comprising a sling;
the lifting ring is connected to the top of the elastic mechanism, and the elastic mechanism is connected with the crane hook through the lifting ring.
10. The spreader for a heavy-duty gear housing according to claim 9, wherein the suspension ring is provided as an iron ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322284726.XU CN220642224U (en) | 2023-08-23 | 2023-08-23 | Lifting appliance suitable for heavy speed reducer shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322284726.XU CN220642224U (en) | 2023-08-23 | 2023-08-23 | Lifting appliance suitable for heavy speed reducer shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220642224U true CN220642224U (en) | 2024-03-22 |
Family
ID=90294761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322284726.XU Active CN220642224U (en) | 2023-08-23 | 2023-08-23 | Lifting appliance suitable for heavy speed reducer shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220642224U (en) |
-
2023
- 2023-08-23 CN CN202322284726.XU patent/CN220642224U/en active Active
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